xthatshepoxy
01.08.2019 •
Mathematics
What value of b makes the trinomial below a perfect square x^2-bx+36?
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Ответ:
-12 and 12.
Step-by-step explanation:
The given trinomial is
A trinomial
is a perfect square trinomial if
In the given trinomial A=1, B=-b and C=36. Substitute these values in equation (1).
Taking square root on both sides.
Therefore, the possible values of b are -12 and 12.
Ответ: